24 Daily Mysteries Science Hasn't Figured Out

Why are these questions unanswered? Perhaps Science is just difficult.
24 Daily Mysteries Science Hasn't Figured Out

Science has given us a great many discoveries and innovations, but for all the amazing things the field has done for us, it surprisingly has left a lot of seemingly simple questions unanswered.

Why? We aren't sure.

Scientists still don't get why women's breasts are sexual. CRAGH Human females are the only species to have permanently enlarged breasts. While it has
CRACKED.COM WHY DO CATS PURR? It has been noted that cats purr when feeling either pleased, hungry or frightened. They might purr when they're injured
Why do almost all species reproduce sexually? GRAUN Asexual I reproduction (reproduction without a partner) is more efficient and less risky However,
WHY DO WOMEN ? MENSTRUATEE HUMANS ARE ONE OF THE FEW MAMMALS THAT HAVE A MENSTRUAL CYCLE AND IT'S UNCLEAR WHY WE EVOLVED TO HAVE ONE. Early on, scient
WHY DO WE HICCUP? Hiccups are extremely annoying and they don't serve any real purpose. sO, WHY DOWE EXPERIENCE THEM? Well, scientists aren't sure, th

Blushing

WHY DO WE BLUSH? We all feel our cheeks redden and warm when we're embarrassed, but we have no idea why. Neither do scientists though. Ray Crozier, a
HDAO WHY DO WE HAVE ? PUBIC HAIR Great apes' hair in the pubic region is much thinner and shorter than elsewhere on the body, while humans are the exa
WHY DOES 90% OF HUMANITY NEED TO KI5S While some experts say we have inherited this habit from ancestors who ate from their mothers' mouth. other scho
WHY DO WE CRY? Many animals shed tears of pain, but only humans cry to express emotions ranging from sadness to joy. It is thought that emotional tear
CRACKEDCON WHY DO SOME PEOPLE SNEEZE WHEN THEY LOOK AT THE SUN? When looking at the sun, some people experience a sneezing fit; this phenomenon is cal
SCIENTISTS ARE STILLTRYING TO EXPLAIN WHY TOMATOES HAVE MORE GENES COMPARED TO HUMANS Theories include for survivability & merely junk genes' but nobo
Why do we have sinuses? Frontal sinus- Sphenoid sinus Ethmoid sinus Nasal cavity Maxillary sinus Pharynx (throat) We still don't know exactly why our
You sometimes twitch in your sleep and get jolted awabe. We have a name for that, but we don't know the cause behind it. It is called a hypnic jerk. T

DNA

We still don't know what 98% percent of our DNA is supposed to do. JUNK DNA oc Scientists haven't still figured out what all this junk DNA does: som
WHAT CAUSES THE NOCEBO EFFECT? The Nocebo effect is the Placebo's evil twin. It proves that negative thinking can be harmful to our health. However, a
WHY PEOPLE TASTE ? THINGS DIFFERENTLY THE ANSWERS VARY WILDLY AND SCIENTISTS ARE STILL TRYING TO UNVEIL ALL THE MYSTERIES BEHIND FOOD AND TASTE REASON
CRACKED ? What drives tectonic plates? We know that individual plates around the globe collide with each other, sometimes with devastating results. Bu
WHY DO HUMANS HAVE CHINS? APES DON'T HAVE CHINS. EVEN NEANDERTHALS DIDN'T HAVE THEM. So WHY DO WE? NOBODY KNOWS. AMONG THE THEORIES: CHINS... ... EVOL
Why are most Caucasians born blue-eyed, yet only 1 in 5 adults have blue eyes? Scientists know that the pigment of the irises darkens until we're 2 ye
HUMANS SMILE, ANIMALS GRIMACE? NOPE! Since Darwin's time, it's been thought that humans smile to express happiness, while animals bare their teeth onl
CRACKEDCO why are some people... ..Left-handed? Only 10% of the population are Left-handed, and no one really knows why. Was it a mutation to give a c
WHAT CAUSES STATIC ELECTRICITY? lt's not swapping electrons between differently charged materials, as it was originally thought. Static electricity oc
CRACKEDCON Why Do We Have Allergies? We know allergies are an immune response to certain pollens and foods. But why? Some scientists think, when body
SEXUAL CRACKED COM ORIENTATION 000 Why do people have different sexual preferences? There's no definitive answer. Scientist believe a major part of se

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